To be able to upgrade FW through UART, a bootloader for nrf51822 is required in my project. I have tried out the example bootloader in SDK. But this example is using softdevice...
I followed the forum posts and nan-29 to get eclipse 4.3.2 to successfully connect to JLinkGDBServer via a Segger J-Link EDU on Ubuntu Linux.
I can start the GDB server...
I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Hi,
I'm trying to set up a proof-of-concept asset tracker to be run for a few months, over large distances (cross-country), powered by battery, with no user inputs. I have...
Hello,
I have 2 pieces of Sparkfun nrf52840 mini boards. On the first board, I uploaded the code from '\nRF5_SDK_15.0.0_a53641a\examples\ble_central\ble_app_multilink_central...
Is there a way to bypass the device reset happening when BLE times out if the device is in debug mode (or RTT terminal)? I'm referring to the reset talked about in this thread...
I want to tranceive data to ADXL362 through SPI and refer to this program.
https://github.com/Rallare/fw-nrfconnect-nrf/tree/nrf9160_samples/samples/nrf9160/spi
However...
I have a time-critical code section in a call-back routine which is too slow to work when run as a "debug" build, but works fine when run as a "release" build.
This is a...
I'm writting firmware for a Peripheral Server and wish to display the smart device friendly name that will connect to my nRF52832. Is it possible without addind service/characteristic...
I am Planning to Implement Card sniffing with NFC Front Chip !
Can I Utilize Comparator for card presence detection system senses the card by measuring the decay time of...
Hi
The slave select (ss) pin during the spi communication is always low even when i make it high to release the spi bus. It looks to me that I'm not actually controlling...
Hi All,
I got 66uA current consumption in sleep mode and trying to reduce it further to few uA. I have disabled the serial interface and still wondering if there is anyother...
Hello All,
I am working on the nrf52810 module.
I am using sdk 15.3 with softdevice 6.1.1. (IDE segger)
Issue-
1. I am giving the Advertising name as " TEST_01 ...